🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.9

Radius: 13.7

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.55 AU - 0.59 AU

Year: 297 Days

Day: 5 Hours

Environment

Temp: -151 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 58,065,521 km

• M1: 171,140 km (0.092 R)
• M2: 806,183 km (0.108 R)
• M3: 1,299,856 km (0.047 R)
• M4: 1,743,563 km (0.09 R)
• M5: 2,223,473 km (0.05 R)
• M6: 2,657,606 km (0.117 R)
• M7: 3,322,569 km (0.113 R)
• M8: 3,834,044 km (0.117 R)
• M9: 4,828,421 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.4

Radius: 9.3

Gravity: 11.16 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.56 AU - 0.78 AU

Year: 379 Days

Day: 12.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 58,065,521 km

• M1: 118,631 km (0.067 R)
• M2: 534,364 km (0.109 R)
• M3: 890,257 km (0.102 R)
• M4: 1,210,546 km (0.117 R)
• M5: 1,630,168 km (0.038 R)
• M6: 2,009,249 km (0.062 R)
• M7: 2,371,126 km (0.089 R)
• M8: 3,101,912 km (0.12 R)
• M9: 3,513,904 km (0.111 R)
• M10: 3,948,785 km (0.098 R)
• M11: 4,849,963 km (0.106 R)
• M12: 5,259,562 km (0.118 R)
• M13: 6,023,259 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.9

Radius: 12.1

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.6 AU - 0.98 AU

Year: 485 Days

Day: 6.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 58,065,521 km

• M1: 150,495 km (0.105 R)
• M2: 545,284 km (0.042 R)
• M3: 1,241,962 km (0.055 R)
• M4: 1,681,330 km (0.115 R)
• M5: 2,441,138 km (0.114 R)
• M6: 3,143,201 km (0.085 R)
• M7: 3,580,625 km (0.066 R)
• M8: 6,299,866 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.1

Radius: 9

Gravity: 11.33 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.79 AU - 1.29 AU

Year: 732 Days

Day: 14.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,065,521 km

• M1: 113,246 km (0.108 R)
• M2: 428,448 km (0.087 R)
• M3: 718,818 km (0.078 R)
• M4: 1,160,730 km (0.101 R)
• M5: 1,456,784 km (0.114 R)
• M6: 1,812,827 km (0.067 R)
• M7: 2,195,947 km (0.093 R)
• M8: 2,726,720 km (0.097 R)
• M9: 3,179,104 km (0.071 R)
• M10: 3,784,377 km (0.081 R)
• M11: 4,218,361 km (0.075 R)
• M12: 4,842,633 km (0.079 R)
• M13: 5,431,151 km (0.039 R)
• M14: 5,923,328 km (0.093 R)
• M15: 6,338,312 km (0.1 R)
• M16: 8,764,042 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.3

Radius: 9.6

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.17 AU - 1.25 AU

Year: 919 Days

Day: 14.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,065,521 km

• M1: 121,922 km (0.12 R)
• M2: 495,169 km (0.058 R)
• M3: 828,922 km (0.093 R)
• M4: 1,159,683 km (0.042 R)
• M5: 1,759,570 km (0.104 R)
• M6: 2,070,435 km (0.031 R)
• M7: 2,554,384 km (0.105 R)
• M8: 2,968,919 km (0.026 R)
• M9: 3,615,781 km (0.054 R)
• M10: 4,091,951 km (0.1 R)
• M11: 4,404,161 km (0.092 R)
• M12: 5,058,203 km (0.118 R)
• M13: 5,755,479 km (0.107 R)
• M14: 6,828,395 km (0.091 R)
• M15: 7,953,820 km (0.087 R)
• M16: 8,760,900 km (0.065 R)
• M17: 9,450,845 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.8

Radius: 9.9

Gravity: 8.37 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.25 AU - 1.69 AU

Year: 1230 Days

Day: 13.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,065,521 km

• M1: 124,166 km (0.116 R)
• M2: 439,967 km (0.11 R)
• M3: 1,297,762 km (0.108 R)
• M4: 1,826,440 km (0.07 R)
• M5: 2,254,889 km (0.099 R)
• M6: 3,226,377 km (0.077 R)
• M7: 3,595,435 km (0.12 R)
• M8: 4,009,672 km (0.037 R)
• M9: 4,437,222 km (0.087 R)
• M10: 4,797,005 km (0.073 R)
• M11: 5,532,728 km (0.08 R)
• M12: 5,860,646 km (0.108 R)
• M13: 6,412,513 km (0.057 R)
• M14: 6,824,206 km (0.088 R)
• M15: 7,176,359 km (0.079 R)
• M16: 7,944,694 km (0.08 R)
• M17: 10,185,969 km (0.04 R)
• M18: 12,444,299 km (0.032 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 648

Radius: 3.4

Gravity: 56.06 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 6.07 AU - 6.35 AU

Year: 10682 Days

Day: 17.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 58,065,521 km

• M1: 42,486 km (0.074 R)
• M2: 150,196 km (0.111 R)
• M3: 279,449 km (0.089 R)
• M4: 390,002 km (0.116 R)
• M5: 572,511 km (0.084 R)
• M6: 721,361 km (0.093 R)
• M7: 1,020,108 km (0.043 R)
• M8: 1,265,448 km (0.081 R)
• M9: 1,505,852 km (0.114 R)
• M10: 2,059,663 km (0.088 R)
• M11: 2,845,800 km (0.057 R)
• M12: 3,139,461 km (0.069 R)
• M13: 3,354,433 km (0.102 R)
• M14: 3,682,052 km (0.12 R)
• M15: 4,639,479 km (0.12 R)
• M16: 5,077,950 km (0.084 R)
• M17: 6,597,416 km (0.062 R)
• M18: 7,070,145 km (0.06 R)
• M19: 9,430,650 km (0.117 R)
• M20: 9,627,521 km (0.108 R)
• M21: 11,029,402 km (0.109 R)
• M22: 13,974,386 km (0.108 R)
• M23: 16,110,943 km (0.092 R)
• M24: 16,534,305 km (0.113 R)
• M25: 19,310,991 km (0.052 R)
• M26: 22,470,348 km (0.06 R)
• M27: 26,344,335 km (0.086 R)
• M28: 28,643,205 km (0.069 R)
• M29: 29,160,066 km (0.115 R)
• M30: 35,736,687 km (0.094 R)
• M31: 38,172,290 km (0.109 R)
• M32: 40,716,352 km (0.086 R)
• M33: 42,831,067 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 414.7

Radius: 3.5

Gravity: 33.85 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 6.94 AU - 10.08 AU

Year: 17136 Days

Day: 21.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 58,065,521 km

• M1: 60,138 km (0.083 R)
• M2: 235,467 km (0.048 R)
• M3: 365,318 km (0.051 R)
• M4: 1,005,597 km (0.08 R)
• M5: 2,864,949 km (0.047 R)
• M6: 4,342,228 km (0.103 R)
• M7: 5,366,076 km (0.087 R)
• M8: 7,209,570 km (0.082 R)
• M9: 9,281,800 km (0.108 R)
• M10: 9,962,620 km (0.084 R)
• M11: 11,839,325 km (0.113 R)
• M12: 14,073,569 km (0.046 R)
• M13: 16,348,355 km (0.059 R)
• M14: 16,953,179 km (0.068 R)
• M15: 17,106,666 km (0.092 R)
• M16: 20,116,126 km (0.054 R)
• M17: 28,003,824 km (0.053 R)
• M18: 29,862,278 km (0.119 R)
• M19: 30,198,574 km (0.083 R)
• M20: 30,424,168 km (0.116 R)
• M21: 32,035,038 km (0.119 R)
• M22: 32,152,173 km (0.055 R)
• M23: 33,580,832 km (0.08 R)
• M24: 34,679,629 km (0.074 R)
• M25: 36,181,741 km (0.082 R)
• M26: 43,479,574 km (0.106 R)
• M27: 43,623,188 km (0.074 R)
• M28: 45,371,987 km (0.054 R)
• M29: 46,114,292 km (0.107 R)
• M30: 48,853,578 km (0.107 R)
• M31: 50,579,788 km (0.104 R)
• M32: 55,662,525 km (0.071 R)
• M33: 57,718,150 km (0.061 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 17,943 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit